Stationary exercise apparatus



FIG. 1 is a left side elevation view of the invention illustrating my design;

FIG. 2 is a top view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a right side elevation view thereof; and,

FIG. 6 is a perspective view thereof. 

The ornamental design for a stationary exercise apparatus, as shown. 